DEAR ABBY: I am a 24-year-old professional woman who has been having an affair with a married man for three years. We have great chemistry, a passionate sex life, endless laughs and give each other a lot of support. He’s married and has children, and when he is with them I find myself incredibly jealous. I feel left out, and I no longer believe he will ever be with me, although he says he will. Because of his legal status in the U.S., it could take a few years before he becomes a citizen and is able to divorce. Should we ...